Description

The vision is for Kelford Cams to be known as one of the best in the camshaft industry, to be recognised worldwide for manufacturing high quality, high performance camshafts for the motorsport industry. We are a small company that, since 1968 has specialised in custom camshafts to suit the individual requirements of each racer. We have a vast knowledge of engine combinations for all types of motor sport and we know how to match camshafts to engine and vehicle requirements. All of our cams are manufactured in-house using ultra-modern design systems and ground using masterless CNC grinders with CBN cutting wheel technology for superior quality and consistency.

  • 284/290 Degrees advertised duration, 12.50mm/12.00mm lift
  • 282/286 Degree racing cams to suit engines using an E85 blend. These cams require a shimless bucket or shim-under-bucket conversion. Cylinder head may need to be clearanced for cam swing. Requires valve spring upgrade, KVS109-1JZ

Specifications

Engine Make: Engine Model: Part Number:
NISSAN SR20DET 188-D
Valve Clearance: Intake: Set at the
  Exhaust: Set at the
 
Cam Lift:   Intake: 8.06mm Exhaust: 7.74mm
Rocker Ratio:   Intake: 1.55 Exhaust: 1.55
Nett Valve Lift:   Intake: 12.50mm Exhaust: 12.00mm
Advertised Duration @ 0.10mm Intake: 284 Exhaust: 290
Duration @ 1.00mm VALVE LIFT Intake: 240 Exhaust: 246
Timing @ 1.00mm VALVE LIFT IVO: 10 BTDC EVO: 61 BBDC
    IVC: 50 ABDC EVC: 5 ATDC
Suggested Centre Lines:   Intake: 110 Exhaust: 118
VALVE Lift @ TDC Intake: 2.06mm Exhaust: 1.47



Compatibility

  • 1988-1998 Nissan 180SX S13
  • 1988-1994 Nissan Silvia S13

The vision is for Kelford Cams to be known as one of the best in the camshaft industry, to be recognised worldwide for manufacturing high quality, high performance camshafts for the motorsport industry. We are a small company that, since 1968 has specialised in custom camshafts to suit the individual requirements of each racer. We have a vast knowledge of engine combinations for all types of motor sport and we know how to match camshafts to engine and vehicle requirements. All of our cams are manufactured in-house using ultra-modern design systems and ground using masterless CNC grinders with CBN cutting wheel technology for superior quality and consistency.

  • 284/290 Degrees advertised duration, 12.50mm/12.00mm lift
  • 282/286 Degree racing cams to suit engines using an E85 blend. These cams require a shimless bucket or shim-under-bucket conversion. Cylinder head may need to be clearanced for cam swing. Requires valve spring upgrade, KVS109-1JZ
Engine Make: Engine Model: Part Number:
NISSAN SR20DET 188-D
Valve Clearance: Intake: Set at the
  Exhaust: Set at the
 
Cam Lift:   Intake: 8.06mm Exhaust: 7.74mm
Rocker Ratio:   Intake: 1.55 Exhaust: 1.55
Nett Valve Lift:   Intake: 12.50mm Exhaust: 12.00mm
Advertised Duration @ 0.10mm Intake: 284 Exhaust: 290
Duration @ 1.00mm VALVE LIFT Intake: 240 Exhaust: 246
Timing @ 1.00mm VALVE LIFT IVO: 10 BTDC EVO: 61 BBDC
    IVC: 50 ABDC EVC: 5 ATDC
Suggested Centre Lines:   Intake: 110 Exhaust: 118
VALVE Lift @ TDC Intake: 2.06mm Exhaust: 1.47



  • 1988-1998 Nissan 180SX S13
  • 1988-1994 Nissan Silvia S13

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